1. Taff's Well stone quarry, in use.
T.G.Driver, RCAHMW, 02 February 2004.
2. Dolomite quarries, adjacent to Little Garth haematite mines (nprn 33954). These quarries lie on a line of limestone which continues north-east through Cefn On to the massive Machen quarry and south-west to Creigiau quarry and the haematite mines at Llanharry.
(A Guide to the Industrial Archaeology of South East Wales, AIA, 2003)
B.A.Malaws, RCAHMW, 21 September 2005.